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BOI to TRI: distance & flight time
Boise (Boise Air Terminal/Gowen Field) → BRISTOL (Tri-Cities Regional TN/VA Airport)
1,841 mi
2,963 km · 1,600 nm
4h 5m
estimated nonstop flight time
+2h
time difference · heading east
See live BOI→TRI fares Phone-only fares on this route — call free
Flight time details
1,841 miles nonstop takes roughly 4h 5m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- BOI — Boise Air Terminal/Gowen Field · Boise, United States
- TRI — Tri-Cities Regional TN/VA Airport · BRISTOL, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near BOI
- MUO · Mountain Home Air Force Base40 mi away
- ONO · Ontario Municipal Airport50 mi away
- MYL · McCall Municipal Airport92 mi away
- SUN · Friedman Memorial Airport97 mi away
Near TRI
- MRN · Foothills Regional Airport63 mi away
- AVL · Asheville Regional Airport72 mi away
- IKB · Wilkes County Airport75 mi away
- HKY · Hickory Regional Airport76 mi away
Frequently asked questions
How far is BOI from TRI?
The flight distance from Boise (BOI) to BRISTOL (TRI) is 1,841 miles (2,963 km, 1,600 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOI to TRI?
A nonstop flight takes about 4h 5m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Boise and BRISTOL?
BRISTOL is 2 hours ahead of Boise.
What is the cheapest way to fly from BOI to TRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOI–TRI that never appear on search engines, with no booking fees.